/*
 * IntParameterValidator.java July 2009
 *
 * Copyright (C) 2009, Quirino Zagarese <quirino@laszloitalia.org>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
 * Public License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA  02111-1307  USA
 */
package org.eu4ria.parameters;

import org.eu4ria.exceptions.IllegalParameterValueException;

public class IntParameterValidator extends ParameterValidator {

	private int minvalue = Integer.MIN_VALUE;

	private int maxvalue = Integer.MAX_VALUE;

	private boolean includeMax;

	private boolean includeMin;

	public boolean isMaxIncluded() {
		return includeMax;
	}

	public void setIncludeMax(boolean includeMax) {
		this.includeMax = includeMax;
	}

	public boolean isMinIncluded() {
		return includeMin;
	}

	public void setIncludeMin(boolean includeMin) {
		this.includeMin = includeMin;
	}

	public int getMaxvalue() {
		return maxvalue;
	}

	public void setMaxvalue(int maxvalue) {
		this.maxvalue = maxvalue;
	}

	public int getMinvalue() {
		return minvalue;
	}

	public void setMinvalue(int minvalue) {
		this.minvalue = minvalue;
	}

	@Override
	public void acceptsValue(Object o, Class type) throws IllegalParameterValueException {
		int value = 0;
		try {
			value = Integer.parseInt((String) o);
		} catch (NumberFormatException e) {
			throw new IllegalParameterValueException("Cannot parse value "
					+ o.toString() + " to a int.");
		}
		boolean acceptable = false;
		if (includeMin && includeMax) {
			acceptable = ((value >= minvalue) && (value <= maxvalue));
		} else if (includeMin && (!includeMax)) {
			acceptable = ((value >= minvalue) && (value < maxvalue));
		} else if ((!includeMin) && includeMax) {
			acceptable = ((value > minvalue) && (value <= maxvalue));
		} else {
			acceptable = ((value > minvalue) && (value < maxvalue));
		}
		if (!acceptable) {
			throw new IllegalParameterValueException(
					"Value out of specified range.");
		}
	}

	@Override
	public Object getJavaValue(String string) {
		return new Integer(Integer.parseInt(string));
	}

}
